medium5.3
CVE-2026-103331
The UniPAY Payment Gateway For WooCommerce WordPress plugin through 2.3 does not properly verify the authenticity of payment notifications, as their signature …
Impact
The UniPAY Payment Gateway For WooCommerce WordPress plugin through 2.3 does not properly verify the authenticity of payment notifications, as their signature is checked against a merchant secret that is empty by default, allowing unauthenticated attackers to forge a valid notification and mark arbitrary orders as paid.
Affected products
| Product | Affected versions |
|---|---|
| UniPAY Payment Gateway For WooCommerce WordPress Plugin | through 2.3 |
Versions were read from the advisory text. No structured product data has been published for this record yet.